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6 results for: roof slate mining

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Penrhyn Quarry in North Wales, near Bethesda. In the 19th century, the largest slate quarry in the
BRK26H65_418

Penrhyn Quarry in North Wales, near Bethesda. In t...

Winding tower
BRK21C45_205

Winding tower

Flooded open-cast mine
BRK21C45_403

Flooded open-cast mine

Flooded open-cast mine
BRK21C48_104

Flooded open-cast mine

Goepeschachtl plant and flooded opencast mine
BRK21C44_294

Goepeschachtl plant and flooded opencast mine

Goepeschachtl plant and flooded opencast mine
BRK21C46_498

Goepeschachtl plant and flooded opencast mine